COPD (bronchitis and emphysema) affects an estimated three million people in the UK, and smoking is a major cause. There is a lot that can be done to relieve the symptoms and improve your quality of life.

A respiratory nurse specialist and patients explain pulmonary rehabilitation, and how exercise can improve the symptoms of COPD.

Lynn Ashton, 46, inhaled toxic fumes when a candle set fire to her plastic tablecloth. She was already asthmatic, and a few months later was diagnosed with COPD. She talks about living with the condition.